1 the position or function of sb/sth in a particular situation 地位;作用;(扮演的)角色:
Parents play a vital rolein their children's education.父母在教育子女方面起着至关重要的作用。
2 a person's part in a play, film, etc (戏剧、电影等的)角色:
She was chosen to play the role of Cleopatra.她被选定演克娄巴特拉一角。a leading rolein the film电影主角